1640303212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1123}}^1\times {\mathrm{19219}}^1$

素因数の和:20365

約数の個数: 24

約数和(自身を含む): 3024459200

約数和(自身を除く): 1384155988

約数列:

[1, 2, 4, 19, 38, 76, 1123, 2246, 4492, 19219, 21337, 38438, 42674, 76876, 85348, 365161, 730322, 1460644, 21582937, 43165874, 86331748, 410075803, 820151606, 1640303212]

約数ペア:

[(1, 1640303212), (2, 820151606), (4, 410075803), (19, 86331748), (38, 43165874), (76, 21582937), (1123, 1460644), (2246, 730322), (4492, 365161), (19219, 85348), (21337, 76876), (38438, 42674)]